A Drinking Cup Loudspeaker




Overview of Procedure

  1. Assemble Magnet
  2. Make Coil
  3. Assemble Cup, Coil, & Magnet
  4. Attach to Base
  5. Test


Watch for KEY INSTRUCTIONS.
 

Step I. The Magnet

1. Locate components

 
 

2. Bottom Piece

      
 

3. Attach Magnet

   
 
 
 

4. Add Remaining Washer


 
 

5. Secure Washers with Tape

   
 
 
 
 

Step II. The Coil
 
 
1. Obtain wire
2. Obtain Straw
3. Attach wire
  • Tape to end of straw.
  • Leave 6 - 12 inches free.
  • Mark 3/4 inch on end of straw.

 
 
 
 
 
 
 
4. Complete Winding
  • Wind all wire onto straw
  • Do not crush straw
  • Leave 6-12 inches of wire at end
  • Secure wire with tape
MAKE ONE COMPLETE WRAP OF TAPE AROUND COIL
5. Prepare end of wire
  • Locate sandpaper in kit.
  • Sand off insulation on last 1 inch.
  • Careful wire is fragile.

 
 
 

6. Assemble Cup, Coil, & Magnet


 
 

Step III. Cup, Coil, & Magnet
1. Locate: cup, base, double-sided tape attached to bag.
2. HOLE IN CUP FACES END OF BASE.
3. Peal and stick
      
 
 
 
 
 
 
 
4. Install Magnet and Coil
  • Drop Magnet into cup.
  • HOLE FACES UP.
  • Install straw with coil in lid.

 
 
 
 
 
5. Install Lid and Terminal Block
  • Position lid on cup
  • Put wires through hole.
  • Wrap ends of wire around terminal block connections. Color not important.

 
 
 
 
6. Attach Terminal Block
  • Attach double-sided tape to base.
  • Secure terminal block to base.

 
 
 

Step IV. Customize!
 
 
  • Prepare the nameplate.
  • Paper tag located in bag.
  • Attach on base.
  • KEEP SLACK IN WIRES.

 
 

Testing

Enjoy - Thanks!
 

WARNING
Careful with the volume control. This is not an industrial quality speaker.


© 2001 John J. Krupczak, Jr.
All rights reserved. Reproduction in whole or in part in any form or medium without express written permission of the author is prohibited.